Re: Faking RWTS13: Trying to figure out how to do something

[Andy McFadden <fadden@fadden.com>]

Lyrical Nanoha <LyricalNanoha@dosius.net> wrote:
>> Wait'll you bang head-first into full-blown self-modifying machine
>> language... Trying to trace that stuff can REALLY knock you for a loop!
>> - pun unintentional!
> 
> I've done some simple self-modifying stuff but it was just modifying LDA 
> addresses and stuff.
> 
> I would suppose stuff that XORs itself and stuff like that would just kill 
> me dead :/

You can read through some old tricks here:

http://www.fadden.com/techmisc/cassette-protect.htm

The part where it reads data from two different places, adds them
together, writes it to the stack page, and then executes it was kind of
a neat trick.

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